Delhi's Air Quality Slips into "Very Poor" Category as Pollution Crisis Deepens

Strategic Insights -

The air pollution crisis in Delhi has reached a critical level, with the city's air quality slipping into the "very poor" category on Sunday. The mercury dropped to 15.8 degrees Celsius, the lowest recorded in October in the last two years, and the Air Quality Index (AQI) reached 324, making it a health hazard for residents. The situation is exacerbated by the government's failure to implement effective measures to curb pollution, as Congress leader Jairam Ramesh pointed out.

Key Takeaways:

  • The National Clean Air Programme (NCAP) launched in 2017 has failed to improve air quality, with PM2.5 levels continuing to rise, and every Indian now living in areas exceeding WHO limits.
  • Nearly 2 million deaths in India in 2023 were linked to air pollution, a 43 per cent rise since 2000, with 90 per cent of these deaths caused by non-communicable diseases such as heart disease, lung cancer, diabetes, and dementia.
  • India records 186 air-pollution-related deaths per 100,000 people, more than ten times the rate in high-income nations, with prolonged exposure to fine particulate matter (PM2.5) linked to brain damage and cognitive decline.
  • As many as 28 monitoring stations across Delhi reported "very poor" air quality with readings above 300, as per data from the Sameer app of the Central Pollution Control Board (CPCB).
  • The AAP accused the BJP Government of shutting down Delhi's pollution monitors and manipulating data on Diwali night to hide the real AQI levels, calling it "data theft at a government level".

Statistics:

  • 2 million deaths in India in 2023 linked to air pollution, a 43 per cent rise since 2000 (in 2023).
  • 626,000 dementia deaths globally in 2023 tied to air pollution.
  • 186 air-pollution-related deaths per 100,000 people in India, more than ten times the rate in high-income nations.
  • 324: The Air Quality Index (AQI) in Delhi on Sunday, falling in the "very poor" category.
  • 429: The severe AQI reading in Delhi's Anand Vihar, one of the most polluted areas in the city.

Sources:

  • "State of Global Air 2025" report
  • Congress leader Jairam Ramesh's post on X
  • Central Pollution Control Board (CPCB) data
  • Delhi Congress's post on X
  • Aam Aadmi Party (AAP) Delhi State President Saurabh Bharadwaj's post on X
  • ABP Private Limited news article (2025)